法律,在其最一般的意义上,是事物本质产生的必要关系。
Laws, in their most general signification, are the necessary relations arising from the nature of things.
The city is the greatest invention of mankind.
A philosophical problem has the form: "I don't know my way about."
We must embrace change and lead the change, or we will be left behind.
The study of memory is the study of human nature.